IL271249A - Method and device for estimating an angle of arrival of an incident radio signal - Google Patents

Method and device for estimating an angle of arrival of an incident radio signal

Info

Publication number
IL271249A
IL271249A IL271249A IL27124919A IL271249A IL 271249 A IL271249 A IL 271249A IL 271249 A IL271249 A IL 271249A IL 27124919 A IL27124919 A IL 27124919A IL 271249 A IL271249 A IL 271249A
Authority
IL
Israel
Prior art keywords
arrival
estimating
angle
radio signal
incident radio
Prior art date
Application number
IL271249A
Other languages
Hebrew (he)
Original Assignee
Thales Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thales Sa filed Critical Thales Sa
Publication of IL271249A publication Critical patent/IL271249A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/74—Multi-channel systems specially adapted for direction-finding, i.e. having a single antenna system capable of giving simultaneous indications of the directions of different signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/28—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics
    • G01S3/32—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived from different combinations of signals from separate antennas, e.g. comparing sum with difference
    • G01S3/36—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived from different combinations of signals from separate antennas, e.g. comparing sum with difference the separate antennas having differently-oriented directivity characteristics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • G01R23/18—Spectrum analysis; Fourier analysis with provision for recording frequency spectrum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04—Details
    • G01S3/043—Receivers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/28—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics
    • G01S3/30—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived directly from separate directional systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
IL271249A 2017-06-09 2019-12-08 Method and device for estimating an angle of arrival of an incident radio signal IL271249A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1700615A FR3067475B1 (en) 2017-06-09 2017-06-09 METHOD AND DEVICE FOR ESTIMATING AN ARRIVAL ANGLE OF AN INCIDENT RADIO-ELECTRIC SIGNAL
PCT/EP2018/064167 WO2018224371A1 (en) 2017-06-09 2018-05-30 Method and device for estimating an angle of arrival of an incident radio signal

Publications (1)

Publication Number Publication Date
IL271249A true IL271249A (en) 2020-01-30

Family

ID=60080850

Family Applications (1)

Application Number Title Priority Date Filing Date
IL271249A IL271249A (en) 2017-06-09 2019-12-08 Method and device for estimating an angle of arrival of an incident radio signal

Country Status (6)

Country Link
US (1) US11181605B2 (en)
EP (1) EP3635428B1 (en)
ES (1) ES2870510T3 (en)
FR (1) FR3067475B1 (en)
IL (1) IL271249A (en)
WO (1) WO2018224371A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11346916B2 (en) * 2020-09-03 2022-05-31 Softronics, Ltd. Geolocation of an electromagnetic emitter utilizing receptor pattern slope
CN113030841B (en) * 2021-01-07 2024-04-02 屠勇刚 Radio direction finding method, device and readable storage medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5568154A (en) * 1995-05-22 1996-10-22 State Of Israel-Ministry Of Defense Armament Development Authority-Rafael System and a method for the instantaneous determination of the frequencies and angles of arrival of simultaneously incoming RF signals
CN101268632B (en) * 2005-09-08 2011-11-09 华为技术有限公司 Estimation method for direction of arrival and means thereof
WO2013134506A2 (en) * 2012-03-07 2013-09-12 Hobbit Wave, Inc. Devices and methods using the hermetic transform
US9551777B2 (en) * 2012-12-06 2017-01-24 Robert Eugene Stoddard Direction finding using antenna array rotation
FR3041762B1 (en) * 2015-09-29 2019-07-12 Thales METHOD FOR DECARACTERISTIC DETERMINATION OF AN ELECTROMAGNETIC WAVE
US10313953B2 (en) * 2015-12-30 2019-06-04 Facebook, Inc. Micro-route characterization and selection

Also Published As

Publication number Publication date
WO2018224371A1 (en) 2018-12-13
FR3067475B1 (en) 2019-06-28
FR3067475A1 (en) 2018-12-14
ES2870510T3 (en) 2021-10-27
US20200142020A1 (en) 2020-05-07
EP3635428A1 (en) 2020-04-15
EP3635428B1 (en) 2021-03-17
US11181605B2 (en) 2021-11-23

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